underbuild

U1N1D2E1R1B3U1I1L1D2

verb

To build beneath another structure; provide a foundation or support for; undergird.

Opposite
overbuild
Scrabble 14
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Meanings

verbunderbuild (third-person singular simple present underbuilds, present participle underbuilding, simple past and past participle underbuilt)

present singular third person underbuilds · participle present underbuilding · participle past underbuilt · past underbuilt

  1. transitiveTo build beneath another structure; provide a foundation or support for; undergird.

    The two eastern arches have been underbuilt for the sake of strengthening them.

    1900, Yorkshire Archaeological Society, Yorkshire archaeological journal: Volume 15
  2. transitiveTo perform insufficient construction on a building or in an area; build below a specified requirement or standard.

    Appellee was obliged to overbuild, rather than underbuild, the appellant's telephone line for the distance of these six spans for the following reason [...]

    1903, West Publishing Company, The Northeastern reporter: Volume 65

Synonyms & antonyms

Opposite
overbuild

Origin

From under- + build.

Full word history & related roots →
Cite this entry
APA

underbuild. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/underbuild

MLA

“underbuild.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underbuild. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “underbuild,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/underbuild.

Source: underbuild on Wiktionary, CC BY-SA 4.0.